Earlier quoted context omitted.
Maybe you should try to understand why certain kinds of people (of, perhaps the non-white kind) would not want to move into an insular community?
Maybe if they visited, they'd find their assumptions to be unwarranted racism. It isn't as diverse as some other parts of the country, but there's groups of people from all over the world. Within a 2 hour drive from me, you'll find enclaves from Korea, Vietnam, Somalia, Mexico and others.
I know an Englishman who lives in an Indonesian village (not an enclave). He is constantly reminded that while his presence is cherished, he isn't, and never will be "one of them." He still loves it, though, so there's that.